New USPS delivery standards could slow mail for some customers and speed it up for others. Here's what online shoppers need to know.

The U.S. Postal Service is slowing down service to remote post offices to speed up the rest of the mail distribution system ...

Here’s how you can convert your postal code into a ZIP code: Check the postal card associated with your credit card’s billing address (for example, B1C 2D3). Take the three numbers in your ...

The origins of the ZIP code. In 1963, the U.S. Postal Service introduced the Zone Improvement Plan Code system, and what began as a way to streamline postal processes would eventually reshape ...

When prompted for your ZIP code, enter the three digits from your postal code, followed by “00.” For example, if your postal code is M4B 1G5, your credit card ZIP code would be 41500 ...